Reagent Application Phosphate
Analytical reagent DAP-Diammonium Phosphate
Analytical reagent
DAP-Diammonium Phosphate is uded for buffering agent and Medium
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Product Detail
Analytical reagent DAP-Diammonium Phosphate
Molecular formula: (NH4)2HPO4
Molecular weight: 132.0
CAS Number: 7783-28-0
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Properties
White granular crystal, relative density at 1.619g/cm3, melting point at 155 ℃ , easily soluble in water, insoluble in alcohol, PH value of 1% solution is 8.0
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Package
25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag,
Special mark could be Customized
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Specification
| No. |
Specifications |
Guaranteed Standard |
| 1 |
Assay % ≥ |
99.0 |
| 2 |
PH value (50g/L solution.25C) |
7.8-8.2 |
| 3 |
Appearance of solution ≤ |
3 |
| 4 |
Heavy metals, as Pb %≤ |
0.0005 |
| 5 |
Arsenic, as As% ≤ |
0.0002 |
| 6 |
Water insoluble % ≤ |
0.005 |
| 7 |
Sulfates(SO4) % ≤ |
0.005 |
| 8 |
Chlorides as Cl %≤ |
0.0005 |
| 9 |
Nitrate(NO3) %≤ |
0.0005 |
| 10 |
Potassium(K) %≤ |
0.003 |
| 11 |
Sodium(Na) %≤ |
0.01 |
| 12 |
Iron(Fe) %≤ |
0.0005 |
